Finding the Fourth Proportional to 416,242.68, 574,414.86 and 225,256.08
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Solution
The fourth proportional to 416,242.68, 574,414.86 and 225,256.08 is: 310,853.37
Step by Step Solution
- Step 1: Write the proportion equation
416,242.68 : 574,414.86 = 225,256.08 : x - Step 2: Convert to fraction form
416,242.68/574,414.86 = 225,256.08/x - Step 3: Cross multiply
416,242.68x = 574,414.86 × 225,256.08 - Step 4: Simplify right side
416,242.68x = 129,390,439,657.35 - Step 5: Solve for x
x = 129,390,439,657.35/416,242.68 - Step 6: Final answer
x = 310,853.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.